QQQ vs ROP: Correlation
Measured on weekly returns over the past three years, Invesco QQQ Trust (QQQ) and Roper Technologies (ROP) carry a correlation of 0.29, a weak link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are QQQ and ROP?
On 3 years of weekly data the QQQ/ROP correlation comes out at 0.29, weak. The past 12 months show a weaker link (0.02) than the 3-year average (0.29). The 5-year figure is 0.49, and annualized covariance runs at 118.3 %².
Within QQQ's tracked universe of 4755 assets, ROP comes in at #1650 by 3-year correlation. Their recent paths diverged sharply: over the last 12 months QQQ outperformed by 45.6 percentage points (+26.3% for QQQ against -19.3% for ROP). Do not treat this figure as fixed: across three years the rolling one-year correlation ranged all the way from 0.04 to 0.58.
How is this computed?
Pearson correlation on weekly returns: ρ(A,B) = cov(rA, rB) / (σA · σB), over windows of 52, 156 and 260 weeks. Covariance is annualized (×52) and expressed in %². Full definitions on the methodology page.
QQQ vs ROP: side by side
| QQQ (Invesco QQQ Trust) | ROP (Roper Technologies) | |
|---|---|---|
| 1-year return | +26.3% | -19.3% |
| 5-year return | +95.4% | -9.6% |
| Volatility (ann.) | 19.6% | 20.5% |
| Beta vs S&P 500 | 1.28 | 0.55 |
| Max drawdown (3Y) | -22.8% | -46.5% |
| Market cap | – | $41.8B |
| P/E (trailing) | – | 17.6 |
| Dividend yield | 0.44% | 0.86% |
| Expense ratio | 0.18% | – |
| Assets under management | $452.8B | – |
| Sector / category | ETF · US Growth & Tech | Information Technology |
On the fund side, QQQ sits in the Large Growth category at Invesco, with $452.8B under management, 104 holdings, a 0.18% expense ratio, a 0.44% trailing dividend yield.
Year-by-year returns
| Year | QQQ | ROP |
|---|---|---|
| 2022 | -32.6% | -11.6% |
| 2023 | +54.9% | +26.9% |
| 2024 | +25.6% | -4.1% |
| 2025 | +20.8% | -13.8% |
| 2026 | +17.7% | -4.4% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Fund exposure
ROP represents 0.18% of QQQ's portfolio, so part of any move in QQQ is ROP itself, and the correlation between them is partly mechanical.
Are QQQ and ROP good diversifiers for each other?
A fair diversifier. At 0.29, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
FAQ
What is the correlation between QQQ and ROP?
Using weekly returns as of 2026-08-27: 0.29 over 3 years, with 0.02 over the last year and 0.49 over 5 years.
Is ROP a good diversifier for QQQ?
A fair diversifier. At 0.29, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
What does a correlation of 0.29 mean?
A reading of 0.29 sits on a scale from −1 (opposite moves) through 0 (unrelated) to +1 (identical moves). Correlation captures direction, not magnitude or performance.
Use this data
$ curl https://www.pairbook.io/api/v1/pairs/qqq-vs-rop.json
Markdown for the live badge, attribution link included:
[](https://www.pairbook.io/pair/qqq-vs-rop/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: QQQ correlations · ROP correlations
